iptstate
top-like interface to your netfilter connection-tracking table
RUN apt-get update && \
apt-get install -y iptstate
RUN apt-get update && \
apt-get install -y iptstate
RUN apk add iptstate
RUN pacman -S --noconfirm iptstate
RUN apt-get update && \
apt-get install -y iptstate
RUN yum install -y iptstate
RUN dnf install -y iptstate
RUN apt-get update && \
apt-get install -y iptstate